Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.
Roadtrippers - The ultimate road trip planner to help you discover extraordinary places, book hotels, and share itineraries all from the map.
Zenly - Zenly is a GPS tracker to locate your friends in realtime.
Travel-Wise - The Community For Travel Planners
OwnTracks - Cross-platform location sharing
Culture Trip - Travel inspiration from around the world